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path: root/drivers/net/dm9000.c
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Diffstat (limited to 'drivers/net/dm9000.c')
-rw-r--r--drivers/net/dm9000.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index 7c49f33..d45bcd2 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -117,6 +117,9 @@ typedef struct board_info {
struct mutex addr_lock; /* phy and eeprom access lock */
+ struct delayed_work phy_poll;
+ struct net_device *ndev;
+
spinlock_t lock;
struct mii_if_info mii;
@@ -297,6 +300,10 @@ static void dm9000_set_io(struct board_info *db, int byte_width)
}
}
+static void dm9000_schedule_poll(board_info_t *db)
+{
+ schedule_delayed_work(&db->phy_poll, HZ * 2);
+}
/* Our watchdog timed out. Called by the networking layer */
static void dm9000_timeout(struct net_device *dev)
@@ -465,6 +472,17 @@ static const struct ethtool_ops dm9000_ethtool_ops = {
.set_eeprom = dm9000_set_eeprom,
};
+static void
+dm9000_poll_work(struct work_struct *w)
+{
+ struct delayed_work *dw = container_of(w, struct delayed_work, work);
+ board_info_t *db = container_of(dw, board_info_t, phy_poll);
+
+ mii_check_media(&db->mii, netif_msg_link(db), 0);
+
+ if (netif_running(db->ndev))
+ dm9000_schedule_poll(db);
+}
/* dm9000_release_board
*
@@ -532,10 +550,14 @@ dm9000_probe(struct platform_device *pdev)
memset(db, 0, sizeof (*db));
db->dev = &pdev->dev;
+ db->ndev = ndev;
spin_lock_init(&db->lock);
mutex_init(&db->addr_lock);
+ INIT_DELAYED_WORK(&db->phy_poll, dm9000_poll_work);
+
+
if (pdev->num_resources < 2) {
ret = -ENODEV;
goto out;
@@ -761,6 +783,8 @@ dm9000_open(struct net_device *dev)
mii_check_media(&db->mii, netif_msg_link(db), 1);
netif_start_queue(dev);
+
+ dm9000_schedule_poll(db);
return 0;
}
@@ -879,6 +903,8 @@ dm9000_stop(struct net_device *ndev)
if (netif_msg_ifdown(db))
dev_dbg(db->dev, "shutting down %s\n", ndev->name);
+ cancel_delayed_work(&db->phy_poll);
+
netif_stop_queue(ndev);
netif_carrier_off(ndev);
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